Seeds and Seeds Test 4

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Seeds and Seeds Test 4

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Weekly Quiz Competition

Question 1
1 / -0

Which of the following seed used as pulse?

A
Mustard

B
Sesame

C
Masoor

D
All of the above

Solution

Masoor also is known as red lenticel is a pulse that comes under family Fabaceae of the order Fabales and grown for its lens-shaped seeds.

So, the correct option is C.
Question 2
1 / -0

Which of the following animal doesn't help in the scattering of seed?

A
Birds

B
Squirrel

C
Dog

D
All of the above

Solution

Birds eat fruits and are not able to digest the seed and it can remove by excreta and disperse.

Squirrel also helps in seed dispersal by hiding it into the soil for eating later and it helps the seed to germinate.

Dogs also carry seeds which stick to their fur.

So the correct option is D.
Question 3
1 / -0

Which of the following seed spread to the long distance by bursting?

A
Mango

B
Cotton

C
Mustard

D
Soybean

Solution

Seed dispersal in soybean can be done by explosion mechanism as well as through birds. As the pods of soybean dried up and twist from inside and explode to scatter its seed and birds, other herbaceous animals are also used for the dispersal.

So, the correct option is 'Soybean'.
Question 4
1 / -0

Coconut fruit is dispersed by:

A
Man

B
Wind

C
Birds

D
Water

Solution

Coconut fruit develops fibrous mesocarp which provides buoyancy to fruit and help in its dispersal through the water. Coconut trees usually grown in water logged saline sea shore areas.
Question 5
1 / -0

What is the nature of cotton seed?

A
Hairy

B
Solid

C
Light

D
Both A and C

Solution

The seed of cotton is densely covered by white, rusty and hairy fibers made of cellulose that make it light and helps in its dispersal as it uses air as a medium.

So, the correct option is 'Both A and C'
Question 6
1 / -0

Which of the following seed scatter by sticking on the fur of the animal?

A
Mango

B
Coconut

C
Cotton

D
Xanthium

Solution

Seeds are spread through various agents like animals, air, water, birds, etc. The seeds which travel through the air are light in weight and have thin hairs. The example includes cottonseed. Some seeds stick on the fur of the animals and travel to other places. The example includes Xanthium.

Xanthium seeds have stiff hooked spines which stick to the fur of the animal and scatter.

Thus, the correct answer is option A.
Question 7
1 / -0

Which of the followig seed travels only short distance?

A
Mango

B
Cotton

C
Neem

D
Maple

Solution

Wind dispersal of seeds does not ensure coverage of larger distance and it also depends upon the morphology of seed as well.

Maple seeds are samaras that mean they have a wing-like structure and is also called wind seed but is not able to cover a great distance as it does not blow with the wind but flutter on the ground.

So, the correct option is D.
Question 8
1 / -0

Which type seeds can be dispersed by the wind?

A
Hairy seeds

B
Sticky seeds

C
Light seeds

D
Both A and C

Solution

Plants that use anemochory for seed dispersal have seeds that are light in weight, hairy with low water content like the seed of dandelions. Seeds are feather-like or like threads in appearance.

So, the correct option is 'Both A and C'
Question 9
1 / -0

.......... seeds are light in weight and travel through the air.

A
Cotton

B
Papaya

C
Rice

D
Maize

Solution

Seeds are spread through various agents like animals, air, water, birds, etc. The seeds which travel through the air are light in weight and have thin hairs. Because of the light weight, they float in the air and travel to other places. The example includes cottonseed.
Thus, the correct answer is option A.
Question 10
1 / -0

Identify the seeds disperse by the human.

A
Neem

B
Coconut

C
Guava

D
None of the above

Solution

Seeds of neem are mainly dispersed by birds.

Coconut uses mainly water to disperse its seed.

Guava is a fruit that contains seeds so its chances of dispersal from a human are more but also uses other animals as well.

So, the correct option is C.

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Seeds and Seeds Test 4

Result

Seeds and Seeds Test 4

Score

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Rank

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SHARING IS CARING

Question 1

Mustard

Sesame

Masoor

All of the above

Solution

Question 2

Birds

Squirrel

Dog

All of the above

Solution

Question 3

Mango

Cotton

Mustard

Soybean

Solution

Question 4

Man

Wind

Birds

Water

Solution

Question 5

Hairy

Solid

Light

Both A and C

Solution

Question 6

Mango

Coconut

Cotton

Xanthium

Solution

Question 7

Mango

Cotton

Neem

Maple

Solution

Question 8

Hairy seeds

Sticky seeds

Light seeds

Both A and C

Solution

Question 9

Cotton

Papaya

Rice

Maize

Solution

Question 10

Neem

Coconut

Guava

None of the above

Solution

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